30381890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 73084032

約数和(自身を除く): 42702142

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 121, 154, 170, 187, 211, 238, 242, 374, 385, 422, 595, 605, 770, 847, 935, 1055, 1190, 1210, 1309, 1477, 1694, 1870, 2057, 2110, 2321, 2618, 2954, 3587, 4114, 4235, 4642, 6545, 7174, 7385, 8470, 10285, 11605, 13090, 14399, 14770, 16247, 17935, 20570, 23210, 25109, 25531, 28798, 32494, 35870, 39457, 50218, 51062, 71995, 78914, 81235, 125545, 127655, 143990, 162470, 178717, 197285, 251090, 255310, 276199, 357434, 394570, 434027, 552398, 868054, 893585, 1380995, 1787170, 2170135, 2761990, 3038189, 4340270, 6076378, 15190945, 30381890]

約数ペア:

[(1, 30381890), (2, 15190945), (5, 6076378), (7, 4340270), (10, 3038189), (11, 2761990), (14, 2170135), (17, 1787170), (22, 1380995), (34, 893585), (35, 868054), (55, 552398), (70, 434027), (77, 394570), (85, 357434), (110, 276199), (119, 255310), (121, 251090), (154, 197285), (170, 178717), (187, 162470), (211, 143990), (238, 127655), (242, 125545), (374, 81235), (385, 78914), (422, 71995), (595, 51062), (605, 50218), (770, 39457), (847, 35870), (935, 32494), (1055, 28798), (1190, 25531), (1210, 25109), (1309, 23210), (1477, 20570), (1694, 17935), (1870, 16247), (2057, 14770), (2110, 14399), (2321, 13090), (2618, 11605), (2954, 10285), (3587, 8470), (4114, 7385), (4235, 7174), (4642, 6545)]